Home / 15,693,991.05-23,540,986.58-8,123,277.45

Finding the Fourth Proportional to 15,693,991.05, 23,540,986.58 and 8,123,277.45

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Solution

The fourth proportional to 15,693,991.05, 23,540,986.58 and 8,123,277.45 is: 12,184,916.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,693,991.05 : 23,540,986.58 = 8,123,277.45 : x
  2. Step 2: Convert to fraction form
    15,693,991.05/23,540,986.58 = 8,123,277.45/x
  3. Step 3: Cross multiply
    15,693,991.05x = 23,540,986.58 × 8,123,277.45
  4. Step 4: Simplify right side
    15,693,991.05x = 191,229,965,395,450.22
  5. Step 5: Solve for x
    x = 191,229,965,395,450.22/15,693,991.05
  6. Step 6: Final answer
    x = 12,184,916.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.